🏍️ Rev Up Your Adventure with the Ultimate Big Bore Upgrade!
The 21009-K01 Big Bore Cylinder Kit is a high-performance upgrade compatible with Yamaha YZ 250 models from 1999 to 2023. Featuring a standard compression ratio, a 72 mm cylinder diameter, and a displacement of 295 cc, this kit includes all necessary components for a complete installation, ensuring enhanced power and efficiency for your 2-cycle engine.
| Manufacturer | Cylinder Works |
| Brand | Cylinder Works |
| Model | Big Bore Cylinder Kit |
| Item Weight | 3.5 pounds |
| Product Dimensions | 11.25 x 6.5 x 8.5 inches |
| Country of Origin | China |
| Item model number | 21009-K01 |
| Is Discontinued By Manufacturer | Yes |
| Exterior | Machined |
| Manufacturer Part Number | 21009-K01 |
| OEM Part Number | 21009-K01 |
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